LEGO TECHNIC : 12433


Technic / 12433	12432 \| 12434

Subject:	Re: Working Fountain on TCLTC layout (Pics)
Newsgroups:	lugnet.trains, lugnet.town, lugnet.technic
Date:	Mon, 19 Apr 2004 18:25:39 GMT
Viewed:	597 times

In lugnet.trains, Jordan Bradford wrote:

In lugnet.trains, Ross Crawford wrote:

That’s pretty neat! It will be interesting to see if there’s any deterioration of the pneumatic pumps over time, especially the seals.

Is his system actually pumping water through the pistons, or is he using air pressure from them to push water through tubes?

It actually pumps the water. A large part of the design problem was getting the system to pump an amount of water that wasn’t too much and wasn’t too little. I’d have to say that the final result was a triumph of trial and error:-)

JOHN

Message has 1 Reply:

		Re: Working Fountain on TCLTC layout (Pics)
(...) I'm glad it uses only the pump cylinders, which means that if the water causes the seals to fail over time it doesn't impact any other components. I tried to make a fire engine once, using the old pneumatic system with a non-return valve and (...) (21 years ago, 19-Apr-04, to lugnet.trains, lugnet.town, lugnet.technic, FTX)

Message is in Reply To:

		Re: Working Fountain on TCLTC layout (Pics)
(...) Is his system actually pumping water through the pistons, or is he using air pressure from them to push water through tubes? (21 years ago, 19-Apr-04, to lugnet.trains, lugnet.town, lugnet.technic, FTX)

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